Home / 27,097.08-37,394.52-15,159.12

Finding the Fourth Proportional to 27,097.08, 37,394.52 and 15,159.12

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Solution

The fourth proportional to 27,097.08, 37,394.52 and 15,159.12 is: 20,919.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,097.08 : 37,394.52 = 15,159.12 : x
  2. Step 2: Convert to fraction form
    27,097.08/37,394.52 = 15,159.12/x
  3. Step 3: Cross multiply
    27,097.08x = 37,394.52 × 15,159.12
  4. Step 4: Simplify right side
    27,097.08x = 566,868,016.02
  5. Step 5: Solve for x
    x = 566,868,016.02/27,097.08
  6. Step 6: Final answer
    x = 20,919.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.